ISRG insider plans Rule 144 sale of 400 shares

Gary Loeb, associated with ISRG, filed a notice to sell common stock under Rule 144.

Rhea-AI Filing Summary

Gary Loeb, associated with ISRG, filed a notice to sell common stock under Rule 144. The planned sale covers 400 shares of common stock held through Morgan Stanley Smith Barney LLC Executive Financial Services, with an aggregate market value of $151,524.00, listed on NASDAQ.

The shares relate to Restricted Stock Units originally dated 02/26/2025. The filing also notes prior 10b5-1 plan sales of common stock: 400 shares on 06/10/2026 for $169,656.00 and another 400 shares on 05/11/2026 for $178,780.00.

Key Figures

Planned shares to be sold: 400 shares Planned sale market value: $151,524.00 10b5-1 sale 06/10/2026: $169,656.00 +2 more

5 metrics

Planned shares to be sold 400 shares Common stock under Rule 144 through Morgan Stanley Smith Barney LLC

Planned sale market value $151,524.00 Aggregate market value of 400 common shares to be sold

10b5-1 sale 06/10/2026 $169,656.00 Proceeds from sale of 400 common shares on 06/10/2026

10b5-1 sale 05/11/2026 $178,780.00 Proceeds from sale of 400 common shares on 05/11/2026

RSU grant-related shares 400 Restricted Stock Units dated 02/26/2025 listed as securities to be sold

Key Terms

Rule 144, Restricted Stock Units, 10b5-1, Executive Financial Services

4 terms

Rule 144 regulatory

"Form 144 notice to sell common stock under Rule 144"

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Restricted Stock Units financial

"Restricted Stock Units dated 02/26/2025 listed as securities to be sold"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

10b5-1 regulatory

"10b5-1 Sales for GARY LOEB 1020 Kifer Road Sunnyvale CA 94086"

A 10b5-1 plan is a pre-set schedule that lets company insiders buy or sell shares according to written instructions made when they do not possess material, nonpublic information. Think of it as a timed automatic payment for stock trades: it helps insiders avoid accusations of trading on secret information and gives outside investors a clearer signal about whether sales are routine or potentially informative about the company’s prospects.

Executive Financial Services financial

"Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What stock sale is disclosed for ISRG in this Form 144 filing?

The filing discloses a planned sale of 400 shares of ISRG common stock under Rule 144 with an aggregate market value of $151,524.00, held via Morgan Stanley Smith Barney LLC Executive Financial Services.

Who is the insider involved in the ISRG Rule 144 stock sale?

The insider is Gary Loeb, who filed to sell 400 shares of ISRG common stock under Rule 144 and previously executed additional 10b5-1 plan sales over the prior three months.

What prior 10b5-1 sales for ISRG stock are reported in this Form 144?

Two prior 10b5-1 sales are reported: 400 shares of ISRG common stock on 06/10/2026 for $169,656.00 and 400 shares on 05/11/2026 for $178,780.00.

How are the ISRG shares held for the planned Rule 144 sale?

The 400 shares of ISRG common stock for the planned Rule 144 sale are held through Morgan Stanley Smith Barney LLC Executive Financial Services at 1 New York Plaza, 8th Floor, New York, NY 10004.

What type of award is associated with the ISRG shares in this Form 144?

The ISRG shares are associated with Restricted Stock Units dated 02/26/2025, listed as the security to be sold by the issuer in connection with the 400-share planned Rule 144 transaction.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 08/10/2026 - 04:31 PM EDT Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001561733
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Intuitive Surgical, Inc.
SEC File Number	000-30713
Address of Issuer	1020 Kifer Road Sunnyvale CALIFORNIA 94086
Phone	4085232100
Name of Person for Whose Account the Securities are To Be Sold	GARY LOEB
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	400	151524.00	353278038	08/10/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	02/26/2025	Restricted Stock Units	Issuer			400	02/26/2025	N/A

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
10b5-1 Sales for GARY LOEB 1020 Kifer Road Sunnyvale CA 94086	Common	06/10/2026	400	169656.00
10b5-1 Sales for GARY LOEB 1020 Kifer Road Sunnyvale CA 94086	Common	05/11/2026	400	178780.00

144: Remarks and Signature

Remarks
Date of Notice	08/10/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	01/29/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Gary Loeb
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)